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50976245 = 53121032
BaseRepresentation
bin1100001001110…
…1010111110101
310112220212021002
43002131113311
5101022214440
65020333045
71156201535
oct302352765
9115825232
1050976245
1126858231
12150a4185
13a73a878
146aad4c5
15471e115
hex309d5f5

50976245 has 18 divisors (see below), whose sum is σ = 63828054. Its totient is φ = 39082320.

The previous prime is 50976227. The next prime is 50976253. The reversal of 50976245 is 54267905.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 40780996 + 10195249 = 6386^2 + 3193^2 .

It is not a de Polignac number, because 50976245 - 28 = 50975989 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50976199 and 50976208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 494864 + ... + 494966.

It is an arithmetic number, because the mean of its divisors is an integer number (3546003).

Almost surely, 250976245 is an apocalyptic number.

It is an amenable number.

50976245 is a deficient number, since it is larger than the sum of its proper divisors (12851809).

50976245 is an equidigital number, since it uses as much as digits as its factorization.

50976245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273 (or 139 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 38.

The square root of 50976245 is about 7139.7650521568. The cubic root of 50976245 is about 370.7853903709.

The spelling of 50976245 in words is "fifty million, nine hundred seventy-six thousand, two hundred forty-five".

Divisors: 1 5 31 103 155 515 961 3193 4805 10609 15965 53045 98983 328879 494915 1644395 10195249 50976245